package com.lyc.scanner;

import java.util.Scanner;

public class Demo04 {
    public static void main(String[] args) {


        Scanner scanner = new Scanner(System.in);
        //从键盘中接收数据
        int i = 0;
        float f = 0.0f;

        System.out.println("请输入整数：");
        if(scanner.hasNextInt()){
            i = scanner.nextInt();
            System.out.println("整数数据 ：" + i);
        }else{
            System.out.println("输入的不是整数数据");
        }



        System.out.println("请输入小数：");
        if(scanner.hasNextFloat()){
            f = scanner.nextFloat();
            System.out.println("小数数据 ：" + f);
        }else{
            System.out.println("输入的不是小数数据");
        }

        scanner.close();

    }
}
